| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] in the [adj] two years | 31 |
|
| 2 | [vb pp] in the [adj] two years | 31 |
|
| 3 | [vb pp] in the [adj] two years | 16 |
|
| 4 | [vb pp] in the [num ord] two years | 15 |
|
| 5 | [vb pp] in the past two years | 14 |
|
| 6 | [vb pp] in the past two years | 14 |
|
| 7 | [vb pp] in the last two years | 10 |
|
| 8 | [vb pp] in the last two years | 10 |
|
